[LSC] Add LOCAL_LICENSE_KINDS to external/openwrt-prebuilts

Added SPDX-license-identifier-Apache-2.0 SPDX-license-identifier-BSD
    SPDX-license-identifier-GPL-2.0
to:
  Android.bp
  x86/Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all
Change-Id: I5430d7ac91377037e30e8efd6c6b80e28e197bab
2 files changed